The document discusses strategies for the success of the mobile game Fun Run. It notes that Fun Run had 40 million downloads without integrating social media features, push notifications, analytics, or user acquisition methods. It achieved success through word-of-mouth from positive tweets and reviews promoting the game's simplicity and addictiveness. The document also lists keys to Fun Run's success as keeping it simple, releasing timely updates to coincide with events like exams and Christmas, and focusing on making games the creators themselves want to play.